.yulang-header-container {
    background-color: pink;
}

.yulang-aside-container {
    background-color: blue;
}

.yulang-main-container {
    background-color: yellow;
}

.yulang-footer-container {
    background-color: green;
}

.grid-content {
    background-color: #d3dce6;
    height: 2rem;
}

.grid-content2 {
    background-color: #e5e9f2;
    height: 2rem;
}